Home / 383,629.60-575,444.40-173,677.60

Finding the Fourth Proportional to 383,629.60, 575,444.40 and 173,677.60

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Solution

The fourth proportional to 383,629.60, 575,444.40 and 173,677.60 is: 260,516.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,629.60 : 575,444.40 = 173,677.60 : x
  2. Step 2: Convert to fraction form
    383,629.60/575,444.40 = 173,677.60/x
  3. Step 3: Cross multiply
    383,629.60x = 575,444.40 × 173,677.60
  4. Step 4: Simplify right side
    383,629.60x = 99,941,802,325.44
  5. Step 5: Solve for x
    x = 99,941,802,325.44/383,629.60
  6. Step 6: Final answer
    x = 260,516.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.